CN105968400A - Composition serving as polyurethane foaming agent - Google Patents

Composition serving as polyurethane foaming agent Download PDF

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Publication number
CN105968400A
CN105968400A CN201610386917.9A CN201610386917A CN105968400A CN 105968400 A CN105968400 A CN 105968400A CN 201610386917 A CN201610386917 A CN 201610386917A CN 105968400 A CN105968400 A CN 105968400A
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Prior art keywords
compositions
parts
butyl
ethyoxyl
foam
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CN201610386917.9A
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Chinese (zh)
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王琪宇
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Individual
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Priority to CN201610386917.9A priority Critical patent/CN105968400A/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
    • C08J9/146—Halogen containing compounds containing carbon, halogen and hydrogen only only fluorine as halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • C08J9/147—Halogen containing compounds containing carbon and halogen atoms only
    • C08J9/148—Halogen containing compounds containing carbon and halogen atoms only perfluorinated
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/005—< 50kg/m3
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2475/04—Polyurethanes
    • C08J2475/08—Polyurethanes from polyethers

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

The invention discloses a composition serving as a polyurethane foaming agent. 0.1-1 part by weight of N-butyl-N-methylpiperidinium bis(trifluoromethyl sulfonyl)imide, perfluorocyclobutane, 1-ethoxy-1,1,2,2,3,3,4,4,4-perfluorobutane, tetrafluoropropene HFO-1234ze and 2,3-dihydrofuran are premixed according to the proportions in a liquid state, and the final product is obtained.

Description

A kind of compositions as polyurethane foams
Technical field
The present invention relates to foaming agent field, be specifically related to a kind of compositions as polyurethane foams.Background technology
Polyurethane foams full name sealing agent of single component polyurethane foam is commonly called as foaming agent, foamed glue, PU gap filler, English PU FOAM is aerosol technology and the product of polyurethane foam technology cross coupled.It is that polyurethane prepolymer foaming agent is urged by one The components such as agent fill in the special polyurethane products in pressure inhalator jar.When material sprays from inhalator jar, gathering of foam shape Urethane material can expand rapidly and form foam with the moisture generation curing reaction in air or the matrix that touches.After solidification Foam has joint filling and is bonded and sealed the multi-effects such as heat insulation sound absorbent, is a kind of environmental protection and energy saving construction materials easy to use, It is applicable to sealing and plugging fill a vacancy fixing bonding of squeegeeing, heat preservation and soundproof, is particularly suited for plastic-steel or aluminum alloy doors and windows and body of wall Between sealing and plugging and waterproof.
CN102300896A provides formation of foam compositions, described compositions comprise cis-1,1,1,4,4,4-hexafluoro- 2-butylene and the mixture of 1,1,1,3,3-pentafluoropropane.Also disclose by the formation of foam compositions of effective dose with suitable many The closed-cell polyurethane of isocyanates reaction preparation or poly-isocyanurate foam of polymers.Also disclose the bubble by making effective dose Foam forms compositions and reacts with suitable polyisocyanates and prepare closed-cell polyurethane or poly-isocyanurate foam of polymers Method.
CN0104066779A provides a kind of compositions, and it comprises HFC-245fa, isopentane, and the 3rd group of solvents Point, wherein said compositions less than at a temperature of the boiling temperature of compositions in uniform single phase soln state, and its bag Include the purposes as foaming agent.
When existing polyurethane foams uses, polyurethane foam heat conductivity is higher, and polyurethane foam density is higher, shadow Ring and arrive its life-time service prospect as foaming agent.
Summary of the invention
The technical problem to be solved in the present invention is the defect overcoming prior art, it is provided that a kind of as polyurethane foams Compositions.
In order to solve above-mentioned technical problem, the present invention is achieved by the following technical solutions: a kind of polyurethane that is used as is sent out The compositions of infusion, by weight, consisting of:
1, a kind of compositions as polyurethane foams, it is characterised in that by weight, consisting of:
Double (fluoroform sulphonyl) the inferior amine salt 0.01-0.1 part of N-butyl-N-methyl piperidine
Freon C318 100 parts
1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane 0.5-1 part
2,3 dihydro furan 10-30 part
Tetrafluoropropene HFO-1234ze 0.05-0.5 part
2, a kind of compositions as polyurethane foams, it is characterised in that said composition preparation comprises the following steps:
By proportioning (parts by weight) by double for 0.1-1 part N-butyl-N-methyl piperidine (fluoroform sulphonyl) inferior amine salts, 100 parts complete Fluorine Tetramethylene., 0.5-1 part 1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane, 10-30 part DHF, 0.05- 0.5 part of tetrafluoropropene HFO-1234ze, temperature-40～-10 DEG C with liquid condition premixing 10-35h, obtains final products.
Double (fluoroform sulphonyl) inferior amine salt of heretofore described N-butyl-N-methyl piperidine, commercially available acquirement, as can Use the product that Chinese Academy of Sciences's Lanzhou Chemical Physics institute produces；1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane, 2, 3-dihydrofuran, tetrafluoropropene HFO-1234ze, the most commercially available acquirement.
Compared with prior art, the method have the advantages that
In the foaming agent of the present invention, double (fluoroform sulphonyl) inferior amine salt of N-butyl-N-methyl piperidine, 1-ethyoxyl-1,1,2, 2,3,3,4,4,4-nine fluorine butane, 1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane, DHF, tetrafluoro third Alkene HFO-1234ze, mix homogeneously, system has good dissolubility and diffusibility, makes polyurethane foam heat conductivity lower.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is further detailed, but the invention is not limited in described reality Execute example.
Embodiment 1
1, a kind of compositions as polyurethane foams, based on every part of 1Kg, formula is as follows:
Double (fluoroform sulphonyl) inferior amine salt 0.01 part of N-butyl-N-methyl piperidine
Freon C318 100 parts
1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane 0.5 part
2,3 dihydro furan 10 parts
Tetrafluoropropene HFO-1234ze 0.05 part
2, a kind of compositions as polyurethane foams, it is characterised in that said composition preparation comprises the following steps:
By proportioning (parts by weight) by double for 0.01 part of N-butyl-N-methyl piperidine (fluoroform sulphonyl) inferior amine salts, 100 parts of perfluors Tetramethylene., 0.5 part of 1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane, 10 parts of DHFs, 0.05 part of tetrafluoro third Alkene HFO-1234ze, temperature-30 DEG C with liquid condition premixing 10h, obtains final products.Numbered M-1.
Embodiment 2
1, a kind of compositions as polyurethane foams, based on every part of 1Kg, formula is as follows:
Double (fluoroform sulphonyl) inferior amine salt 0.03 part of N-butyl-N-methyl piperidine
Freon C318 100 parts
1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane 0.6 part
2,3 dihydro furan 20 parts
Tetrafluoropropene HFO-1234ze 0.3 part
2, a kind of compositions as polyurethane foams, it is characterised in that said composition preparation comprises the following steps:
By proportioning (parts by weight) by double for 0.03 part of N-butyl-N-methyl piperidine (fluoroform sulphonyl) inferior amine salts, 100 parts of perfluors Tetramethylene., 0.6 part of 1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane, 20 parts of DHFs, 0.3 part of tetrafluoro third Alkene HFO-1234ze, temperature-40 DEG C with liquid condition premixing 20h, obtains final products.Numbered M-2.
Embodiment 3
1, a kind of compositions as polyurethane foams, based on every part of 1Kg, formula is as follows:
Double (fluoroform sulphonyl) inferior amine salt 0.1 part of N-butyl-N-methyl piperidine
Freon C318 100 parts
1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane 1 part
2,3 dihydro furan 30 parts
Tetrafluoropropene HFO-1234ze 0.5 part
2, a kind of compositions as polyurethane foams, it is characterised in that said composition preparation comprises the following steps:
By proportioning (parts by weight) by double for 0.1 part of N-butyl-N-methyl piperidine (fluoroform sulphonyl) inferior amine salts, 100 parts of perfluors Tetramethylene., 1 part of 1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane, 30 parts of DHFs, 0.5 part of tetrafluoropropene HFO-1234ze, temperature-10 DEG C with liquid condition premixing 35h, obtains final products.Numbered M-3.
Comparative example 1
Being added without 1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane, the other the same as in Example 1, obtaining production code member is M-4.
Comparative example 2
Being added without double (fluoroform sulphonyl) inferior amine salt of N-butyl-N-methyl piperidine, the other the same as in Example 1, obtaining production code member is M-5。
Embodiment 4
By embodiment 1-3 comparative example 1-2 products obtained therefrom, join in HFC245fa type spraying polyurethane foam formulation, equivalent Substitute HFC245fa, load in material-storage jar by the joined premixed systems of table 1 and isocyanates, regulate gauge in proportion, control well The material temperature of premixed systems and isocyanates, is specifying spraying area to carry out spray coating foaming, sampling and measuring assess bubble after foam ripening Foam performance.It is shown in Table 2.
HFC245fa type spraying polyurethane foam formulation sees table 1
Raw material Consumption (Kg)
Polyether polyol (hydroxyl value (420 ± 20) mgKOH/g) 72
Polyether polyol (hydroxyl value (460 ± 20) mgKOH/g) 22
Quaternary ammonium salt is combined N, N-2 dimethyl cyclohexylamine catalyst 1.7
Foam stabiliser L26912. 2.4
Additive A MS 0.24
Water 1
HFC-245fa 17
Isocyanates (44V-20L) 119
Density presses GB6343 86 standard testing;Compressive strength presses GB8813 88 standard testing;Heat conductivity is pressed GB10295 88 standard testing, sample size is 100cm × 100cm × 5cm.
Table 2: embodiment 1-3 and comparative example 1-2 products obtained therefrom Performance comparision
Numbering Foam density/kg m-3 Heat conductivity/W (m K)-1 Compressive strength/kPa
M-1 48.5 0.018 164
M-2 48.4 0.019 168
M-3 47.9 0.016 166
M-4 47.6 0.023 160
M-5 47.9 0.025 160
HFC-245fa 48.6 0.028 167
Understanding, this patent embodiment 1-3 comparative example 1-2 gained polyurethane foam products, ratio is used alone HFC-245fa, has Close foam density, compressive strength, lower heat conductivity.
These are only the specific embodiment of the present invention, but the technical characteristic of the present invention is not limited thereto.Any with this Based on bright, for solving essentially identical technical problem, it is achieved essentially identical technique effect, done simple change, etc. With replacement or modification etc., all it is covered by among protection scope of the present invention.

Claims (2)

1. the compositions being used as polyurethane foams, it is characterised in that compositions preparation comprises the following steps:
By proportioning (parts by weight) by double for 0.1-1 part N-butyl-N-methyl piperidine (fluoroform sulphonyl) inferior amine salts, 100 parts complete Fluorine Tetramethylene., 0.5-1 part 1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane, 10-30 part DHF, 0.05- 0.5 part of tetrafluoropropene HFO-1234ze, temperature-40～-10 DEG C with liquid condition premixing 10-35h, obtains final products.
2. the compositions being used as polyurethane foams, it is characterised in that by weight, consisting of:
Double (fluoroform sulphonyl) the inferior amine salt 0.01-0.1 part of N-butyl-N-methyl piperidine
Freon C318 100 parts
1-ethyoxyl-1,1,2,2,3,3,4,4,4-nine fluorine butane 0.5-1 part
2,3 dihydro furan 10-30 part
Tetrafluoropropene HFO-1234ze 0.05-0.5 part.
CN201610386917.9A 2016-06-04 2016-06-04 Composition serving as polyurethane foaming agent Pending CN105968400A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107903432A (en) * 2017-11-11 2018-04-13 孝感市锐思新材科技有限公司 A kind of preparation method of polyurethane foam new material

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1371402A (en) * 1999-09-03 2002-09-25 陶氏化学公司 Insulating exruded foams having monovinyl aromatic polymer with broad molecular weight distribution
CN1585789A (en) * 2001-11-13 2005-02-23 大金工业株式会社 Process for producing synthetic resin foam
WO2009019219A2 (en) * 2007-08-03 2009-02-12 Solvay (Société Anonyme) Methods of using a solvent or a foam blowing agent
CN101679661A (en) * 2006-03-31 2010-03-24 阿克马法国公司 Blowing agent composition

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1371402A (en) * 1999-09-03 2002-09-25 陶氏化学公司 Insulating exruded foams having monovinyl aromatic polymer with broad molecular weight distribution
CN1585789A (en) * 2001-11-13 2005-02-23 大金工业株式会社 Process for producing synthetic resin foam
CN101679661A (en) * 2006-03-31 2010-03-24 阿克马法国公司 Blowing agent composition
WO2009019219A2 (en) * 2007-08-03 2009-02-12 Solvay (Société Anonyme) Methods of using a solvent or a foam blowing agent

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107903432A (en) * 2017-11-11 2018-04-13 孝感市锐思新材科技有限公司 A kind of preparation method of polyurethane foam new material

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